PDF malware analysis — malicious · 9d37df68b1a11d0b

MALICIOUS

PDF

10.4 KB

MD5: 4f4a695544db5d0848836323aafac16d SHA-1: 8ccc76675838ebbb443e2cd36d732f005d96c7db SHA-256: 9d37df68b1a11d0b9f579f4b221612fc51f102c6f4a7fddec24c1ac107cc89fd

78 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious File

The PDF file contains an embedded binary artifact, indicated by the 'PDF_EMBEDDED' heuristic and the 'EXTRACTED_FILE_STATIC_TRIAGE' finding. The 'CLAMAV_DETECTION' heuristic further confirms its malicious nature. The embedded file, named 'embedded_file_obj0001.bin', is the primary indicator of compromise, suggesting it's the payload.

Heuristics 4

ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTION

ClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
Embedded file low PDF_EMBEDDED

PDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`embedded_file_obj0001.bin` `e2ce451bb9dec0b1996d991450c930cd2c09f8689ba7a8fa8c036f15503b1c7b`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x86	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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